Official

The Good Smile Café is a café in Tokyo specialized in anime and otaku culture. After the TV series ended, the café turned into "Madoka Magica Café" for a few months (two months were planned; the event was extended by one extra month due to its popularity).

At Otakon 2011 in Baltimore (Maryland), Aniplex of America screened the first three episodes of Madoka Magica with English subtitles. The event was then followed by an interview of Atsuhiro Iwakami, the series director.

Hosted in various sites in Japan from December to March. It recreates the environment of the anime, with an exhibition of key moments from the anime in both 2-D and 3-D displays, a Madoka-themed game area, and a shop.

Unofficial

The Saimoe Tournament is a contest organised by Japanese anime enthusiasts from 2ch, which aims at determining the most moe girl of the year. The cast also participated in the Best Moe Tournament 2011 and the International Saimoe League 2012.